1390191710

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2074913}}^1$

素因数の和:2074987

約数の個数: 16

約数和(自身を含む): 2539694736

約数和(自身を除く): 1149503026

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 2074913, 4149826, 10374565, 20749130, 139019171, 278038342, 695095855, 1390191710]

約数ペア:

[(1, 1390191710), (2, 695095855), (5, 278038342), (10, 139019171), (67, 20749130), (134, 10374565), (335, 4149826), (670, 2074913)]